.container div{
    height: 200px;
    width: 200px;
    border: 1px solid #cccccc;
    margin-right: 30px;
}
.container{
    display: flex;
    justify-content: flex-start;
    margin-top: 30px;
    margin-left: 30px;
}
.div1{
    /*box-shadow: ;*/
    box-shadow: 10px 0 10px 0 rgba(0,0,0,0.5);
}
